They've got muck; we've got rakes. TPM Muckraker
The NAACP and AAUW were among the groups under whose names the forged letters purported to be sent. In reality they were sent by Bonner and Associates, on behalf of its client, a coal industry group.
The paper adds:
Representatives of the groups said they would lobby Congress to toughen grassroots lobbying laws to discourage groups from faking letters to Congress, although they provided few specifics about a possible fix.
Hilary Shelton, vice president for advocacy and director of NAACP's Washington bureau, also urged Congress to hold public hearings that examine the forgeries.
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